Shredder is also called the biaxial shredding machine, cut, torn between is the use of cutting tools, the working principle of extrusion process for the material, used for crushing all kinds of solid waste, have good blasting results of hard and soft material, are often used to city life garbage disposal MSW pretreatment, renewable resources, such as environmental protection. The equipment is designed with low speed and high torque, with good shear force, good tearing effect, small noise and good stability.